Polarization Calibration: Difference between revisions

From EOVSA Wiki
Jump to navigation Jump to search
Line 1: Line 1:
== Linear to Circular Conversion ==
== Linear to Circular Conversion ==
At EOVSA’s linear feeds, in the electric field the linear polarization, X and Y, relates to RCP and LCP (R and L) as:
At EOVSA’s linear feeds, in the electric field the linear polarization, X and Y, relates to RCP and LCP (R and L) as:
:<math> x^2 +y^2 = R^2 </math>
:<math> R = X + iY
        L = X - iY
</math>


== Polarization Mixing Correction ==
== Polarization Mixing Correction ==
Due to relative feed rotation between az-al mounted antennas and equatorial mounted antennas
Due to relative feed rotation between az-al mounted antennas and equatorial mounted antennas

Revision as of 19:50, 24 September 2016

Linear to Circular Conversion

At EOVSA’s linear feeds, in the electric field the linear polarization, X and Y, relates to RCP and LCP (R and L) as:

Polarization Mixing Correction

Due to relative feed rotation between az-al mounted antennas and equatorial mounted antennas